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//===-- MICmdArgValString.h -------------------------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

//++
// File:		MICmdArgValString.h
//
// Overview:	CMICmdArgValString interface.
//
// Environment:	Compilers:	Visual C++ 12.
//							gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1
//				Libraries:	See MIReadmetxt. 
//
// Copyright:	None.
//--

#pragma once

// In-house headers:
#include "MICmdArgValBase.h"

// Declarations:
class CMICmdArgContext;

//++ ============================================================================
// Details:	MI common code class. Command argument class. Arguments object
//			needing specialization derived from the CMICmdArgValBase class. 
//			An argument knows what type of argument it is and how it is to 
//			interpret the options (context) string to find and validate a matching 
//			argument and so extract a value from it .
//			Based on the Interpreter pattern.
// Gotchas:	None.
// Authors:	Illya Rudkin 15/04/2014.
// Changes:	None.
//--
class CMICmdArgValString : public CMICmdArgValBaseTemplate< CMIUtilString >
{
// Methods:
public:
	/* ctor */	CMICmdArgValString( void );
	/* ctor */	CMICmdArgValString( const bool vbAnything );
	/* ctor */	CMICmdArgValString( const bool vbHandleQuotes, const bool vbAcceptNumbers, const bool vbHandleDirPaths );
	/* ctor */	CMICmdArgValString( const CMIUtilString & vrArgName, const bool vbMandatory, const bool vbHandleByCmd, const bool vbHandleQuotes = false, const bool vbAcceptNumbers = false );
	//
	bool	IsStringArg( const CMIUtilString & vrTxt ) const;

// Overridden:
public:
	// From CMICmdArgValBase
	/* dtor */ virtual ~CMICmdArgValString( void );
	// From CMICmdArgSet::IArg
	virtual bool	Validate( CMICmdArgContext & vrwArgContext );

// Methods:
private:
	bool	ValidateSingleText( CMICmdArgContext & vrwArgContext );
	bool	ValidateQuotedText( CMICmdArgContext & vrwArgContext );
	bool	ValidateQuotedTextEmbedded( CMICmdArgContext & vrwArgContext );
	bool	ValidateQuotedQuotedTextEmbedded( CMICmdArgContext & vrwArgContext );
	bool	IsStringArgSingleText( const CMIUtilString & vrTxt ) const;
	bool	IsStringArgQuotedText( const CMIUtilString & vrTxt ) const;
	bool	IsStringArgQuotedTextEmbedded( const CMIUtilString & vrTxt ) const;
	bool	IsStringArgQuotedQuotedTextEmbedded( const CMIUtilString & vrTxt ) const;

// Attribute:
private:
	bool	m_bHandleQuotedString;	// True = Parse a string surrounded by quotes spaces are not delimitors, false = only text up to next delimiting space character
	bool	m_bAcceptNumbers;		// True = Parse a string and accept as a number if number, false = numbers not recognised as string types
	bool	m_bHandleDirPaths;		// True = Parse a string and accept directory file style string if present, false = directory file path not accepted
	bool	m_bHandleAnything;		// True = Parse a string and accept anything if present, false = validate for criteria matches
};
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